chore: update gofumpt. (#1548)

Author: ldez

go.mod

@@ -67,10 +67,10 @@ require (
 	github.com/valyala/quicktemplate v1.6.3
 	golang.org/x/sys v0.0.0-20201009025420-dfb3f7c4e634 // indirect
 	golang.org/x/text v0.3.4 // indirect
-	golang.org/x/tools v0.0.0-20201118003311-bd56c0adb394
+	golang.org/x/tools v0.0.0-20201121010211-780cb80bd7fb
 	gopkg.in/yaml.v2 v2.4.0
 	honnef.co/go/tools v0.0.1-2020.1.6
-	mvdan.cc/gofumpt v0.0.0-20200802201014-ab5a8192947d
+	mvdan.cc/gofumpt v0.0.0-20201129102820-5c11c50e9475
 	mvdan.cc/interfacer v0.0.0-20180901003855-c20040233aed
 	mvdan.cc/lint v0.0.0-20170908181259-adc824a0674b // indirect
 	mvdan.cc/unparam v0.0.0-20200501210554-b37ab49443f7